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Parallel and Perpendicular Lines

Parallel and Perpendicular Lines

Parallel and Perpendicular Lines: Parallel Dorado True or False

1. Which of the following is an example of parallel lines?Shelves on a bookcase
2. How are parallel lines marked in figures?Matching arrowheads are used to indicate parallel lines
3. Which of the following is NOT true?Lines with undefined slopes can still be parallel
4. Which of the following is the equation of a line that is parallel to y = ½x + 3?4y – 2x = 8
5. When two parallel lines are cut by a transversal, which of the following are supplementary?Consecutive interior angles
6. What is the term that best describes ∠1 and ∠7?

Vertical angles

7. What is the term that best describes ∠4 and ∠8?

Alternate exterior angles

8. Which of the following is true?

m∠2 = 180 – m∠5

9. If m∠1 = 3x + 7 and m∠8 = 10x – 9, what is the value of m∠4?

131

10. If m∠4 = 11y – 2 and m∠6 = 8y + 13, what is the value of m∠3?

127


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